22269256 has 8 divisors (see below), whose sum is σ = 41754870. Its totient is φ = 11134624.

The previous prime is 22269241. The next prime is 22269257. The reversal of 22269256 is 65296222.

It can be written as a sum of positive squares in only one way, i.e., 18404100 + 3865156 = 4290^2 + 1966^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (22269257) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1391821 + ... + 1391836.

Almost surely, 2^22269256 is an apocalyptic number.

It is an amenable number.

22269256 is a deficient number, since it is larger than the sum of its proper divisors (19485614).

22269256 is a wasteful number, since it uses less digits than its factorization.

22269256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2783663 (or 2783659 counting only the distinct ones).

The product of its digits is 25920, while the sum is 34.

The square root of 22269256 is about 4719.0312565187. The cubic root of 22269256 is about 281.3424311177.

The spelling of 22269256 in words is "twenty-two million, two hundred sixty-nine thousand, two hundred fifty-six".